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Nature of Operations and Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2024
Nature of Operations and Significant Accounting Policies |
Actuarial recohorting pre-tax impacts to comprehensive income (Table) | ​
​ | ​ | ​ | ​
​ |  | For the year ended
​ | ​ | December 31, 2022
​ | ​ | (in millions)
Increase to income before taxes |  | ​ |
Cost of reinsurance amortization (1) | ​ | $ | 33.7
Change in additional liability for certain benefit features (1) | ​ |  | 167.4
Total increase to income before income taxes | ​ |  | 201.1
​ | ​ | ​ | ​
Increase to pre-tax other comprehensive income | ​ |  |
Cost of reinsurance unrealized losses | ​ |  | (2.1)
Change in additional liability for certain benefit features unrealized gains | ​ |  | 7.8
Total increase to pre-tax other comprehensive income | ​ |  | 5.7
​ | ​ | ​ | ​
Total increase to pre-tax comprehensive income | ​ | $ | 206.8
(1) | Reported in liability for future policy benefits remeasurement (gain) loss.

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- Definition Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Paragraph 1 -Section 45 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482790/220-10-45-1 + Details
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